ˮSmϵyú܇gϵyOӋ
ԭúһˮֱ֣ӷĥHЧʵ߀Ӱú۵ȼܡڌHa÷ĥcͬMеšГ@һ΄յO䣬ҊLʽĥCʽĥLʽĥCͨ^ȲײĥԭúͬrMкʽĥtĥ݁cĥP\뉺ϣϟLɺcĥɷNO䶼ܺܺõmˮԭú̎
һ Ŀc
ú܇gԣ
߱ըLUúیٿȼۉmKst > 200 barm/s<200mȱecԴoߜأOlը
ԏúhɢyߣs՚ⴵߣγɷۉm_ըޣ20~50g/m³
IΣLúmɌmβ܇gۉm PC-TWA 4mg/m³GBZ 2.1
OĥpúĥgԏϵyLĥp
Ŀˣ
|ȫϵyOӋ ATEX/IECEx ˜ʼ NFPA 652/GB 15577 ҎcԴcۉm
ЧռúĥCݔ͎C}yTmй©cFԴ^
Ž^ΓPm100%˹cs՚ⴵ
ۉmѭhãռú۷ạpԴM
ϵyOӋϵy
1. CԪ
MgҪLC늙CEx d IIB T4~݆ßoX~Ͻwӵ 1
^Vϵyo늸ĤVͲ 10^VЧ H1399.95% @ 0.3mO؈
AxLxxЧ >90%p^Vؓɣ + ػ𣩡
}_軯s՚⣩ 0.5MPao}_y
йbйƬPmax 9 barg+ oйFlameless Ventingȫ^
ֱϵyըӻWƄNaHCO푑rg < 15ms
2. ܾWOӋ
ܵ|op䓹ܣں 3mmȱڇͿĥ̼Ϳӣĥp > 10꣩ȫo늿ӣ 10
ܵL٣ 23m/súݔ*ͰȫL٣֧ 20m/sֹۉm
ԭtˮƽܶAб 60^ʰ돽 R=3Dpĥpceۣ
3. ߽K
͑ÈȫOӋ̶úĥCSܷcݔ͎ϿڡCzTӸxyExJCL 1.0m/s
ܛܲվO桢߿oܛܣ 10߲~Ͻ𣨷ײ
ԄߙCúۂ}픲OײͣEx iaϵyIP65oȼ
4. ۉm̎cֱ
mF 70㣨eۣ + bá
жϵyply > 99%+ DжyEx d IIB T4ж]
·ؓݔֱܵעúĥMϿڣȫ̶軯O < 8%
ȫϵy
߉PLC + SISȫxϵy SIL 2 ȼ
Oy
ܵL٣<20m/s <18m/s ͣC
ȣ>12% |l軯
ضȣ>70 ͣC
oλ>100mV
Ӵʩޅ|lֱϵyͣC
PIӋㅢʾ
Ӌ㹫ʽ/ȡֵfϵyLQ = n Q Kn=c, Q=cL(50m³/h), K=ͬrϵ(0.8)
ֱܵD = (4Q/3600v)v=23m/sȫL٣
ըP_red = P_max (V/V)йeӋNFPA 68
AЧ
ȫ_ˣ
܇gۉm 2mg/m³hڇֵ
ըLUȼ AɽܣGB/T 3836.14
Ч棺
úۻ > 98%깝sȼúɱ 50fԪ
Soɱ 40%Ȃym
hЧ棺
ŷŝ 5mg/m³ŷţ
ʩҪc
bҎ
нٲӵؿӣӵ 10
ܵp100% X侀̽oǣ
\SҪ
ÿՙzoλcйb
VͲQǰⴵ 30minO < 8%
JCļ
ϵyw ATEC JC
VͲ FM/UL oJC
Yú܇gϵyĺ Դ^ơͨ^軯ȫϵyoըطoй+ֱ+xܱOڸЧmͬrF|ȫOӋѭ GB 50058-2014ըΣUhbOӋҎ c NFPA 652-2019ȼԷۉmA˜ʡ
ˮSmϵyú܇gϵyOӋ